Lutema RLC-055 Viewsonic LCD/DLP Projector Lamp, Philips Inside Replaces RLC-055 - Lutema Philips replacement lamp provides OPTIMAL brightness and is the Longest-Lasting replacement lamp for your DLP projector. Compatible with the following projector Models: Manufactured by MI Technologies, Inc. - A Product Proudly Manufactured in North America. For Optimal Brightness and Lifespan - choose the "Philips Inside" Replacement Lamp. Restores 100% Brightness and Lasts Longer! We recommend the "Philips Inside" Solutions for the best picture quality, brightness, and lifespan.